Arcam AVR400 - Manual (Page 20)

15
2326SCMZ
AVR400
(FRONT)
J.I.H
B
1 2 3 4 5
D
C
B
A
6
C
D
A
APPROVE CHECK DESIGN DRAWING NO
1 1
MODEL
SHEET
1
SCHEMATIC DIAGRAM
REVISION
1
2
3 4
5 6
7
MP
FROM POWER TRANS
VFD_CS
VFD_CLK
VFD_DATA
Fi la m en t V
(A
C)
40V
REMOTE_IN
VFD_RST
GN
D
GN
D
V D IS P
ST+5V
+5VD_SYS
ESD
KEY_1
M
EN
U
IN
PU
T-
IN
PU
T+
O
K
KEY_2
D IR
EC
T
D IS
PL
A Y
ZO
N E
M
U TE
HP_IN
L-CH R-CH
- + - + +15V -15V
IC902 NJM4556AL
MIC SIGNAL IN
MIC SIGNAL OUT
+15V
-15V
R-CH
L-CH
-15V
MIC SIGNAL IN
N
JM
2068
M
MIC_RELAY_ON
MIC SIGNAL
-15V
+15V
+15V
-15V
+15V
H/P MUTE
A=-Rout/Rin=-10K/1K=-10
A=1+(Rout/Rin)=1+(3.9K/1K)=4.9
-15V
MIC_RELAY_ON
-15V
+15V
HP_DETECT
HP_L
HP_R
FRONT AUX_L(MIC)
FRONT AUX_R
A_GND
D_GND
D_GND
+5VD
D_GND
F_OPT
D_GND
IN
FO
M
O
D
E
VO
L-
VO
L+
A_GND
SWITCH
FRONT
TO
I
N
PU
T
BD
HP_GND
VOL_EN1
VOL_EN2
KEY1
KEY2
VFD_CS
VFD_CLK/Z2 OSD CLK
VFD_DATA/Z2 OSD DATA
VFD_RST
IR_IN
MIC_IN
HP_IN
HP_MUTE2
ST +5V
+5VD
D_GND
F_OPT
D_GND
HPL_OUT
HPR_OUT
+15V
-15V
MIC_SIGNAL
HP_RELAY_ON
KEY1
KEY2
VFD_CS
VFD_CLK
VFD_DATA
VFD_RST
+5VD
F_OPT
HPL_OUT
GND
HPR_OUT
MIC SIGNAL
HP_GND
A_GND
HP_GND
HP_RELAY_ON
TO
A
M
P
BD
L.J.H S.H.S
10.11.17
AUX_L
AUX_R
FRONT AUX_L(MIC)
FRONT AUX_R
HP_L
HP_R
FRONT AUX_L
FRONT AUX_R
HP_RELAY_ON
MIC_RELAY_ON
STBY
PWR ON
RED
GREEN
L.E.D
TO
HE
A
D
PH
O
N
E
BD
C903 : 47uF/50V -> 47uF/25V
2010.04.12
2010.04.12
C903 : 100uF/63V -> 47uF/63V 2EA
CUP12326Z-1
CUP12326Z-2
HP_IN
D_GND
F_OPT
D_GND
FRONT AUX_R
FRONT AUX_L
+5VD
HPL_OUT
HPR_OUT
HP_GND
+15V
-15V
MIC_SIGNAL
HP_RELAY_ON
-15V
KEY_INPUT_INT
GND
GND
GND
FAN
FAN
FAN
FAN
LED
CUP12326Z-3
STBY(LED)
LED
HIGH : PWR_ON(LED)
LOW : STBY(LED)
FR
O
M
A
M
P
BD
FR
O
M
F
A
N
KE
Y_I
N
PU
T_I
N
T
HP_L
HP_R
Fi la m en t V
(A
C)
10.11.17 10.11.17
CW
B1
B0131204
7
R919
1K
R918
1K
R917
1K
C915 0.1uF
R916
47
C916 1000P
C917 1000P
C918 1000P
R912
4.7
R913
47
R914
47
R915
47
R91
0
8. 2K
C95
7
100
/16
V
C91
4
0. 1u
F
C91
9
0. 1u
F
C90
4
0. 022
u
C90
5
0. 022
u
C91
3
0. 1u
F
3 2 1
Vcc GND VOUT
RC901
R909
10
R91
1 10
R920
1K
D 90
1
4. 3V
C90
3
47
/25
V
D 90
4
27
V
D 90
3
13
V
C90
9
47
/6 3
Q901
C1027Y
D 91
6
1N
400
3
R90
8
47
K
C91
1
0. 01
uF
C91
0
47
/6 3
R906
1.2K
C90
8
0. 01
uF
R90
5
100
K
R90
7
100
K
R90
1
3. 3
1 6 7 48 49 50 51 52 5 57
F1 IC N C
TE
ST CP D A D O CS RE
SE
T
O SC
O
LGN
D
53 54
IC
2 55 56
F1 VD
D
D GN
D
VD
IS
P
58 62
F2 F2
61
FIP91 CFLHCA16S202T
C91
2
39
P
R904
3.3
1 2 3 4 5 6 7
8 9 10 11 12 13 14
IC
90
1
H VI TC
74
H CT
7007
F
D909 OPEN
C953 OPEN
D908 OPEN
R977 OPEN JW901
OPEN
C90
7
47
/63
V
C90
6
O PE
N
C92
0
1000
P R921
1K
R923
1.8K
R922
1.5K
S90
2
S90
3
S90
4
S90
1
C92
1
1000
P
R926
1K
R928
1.8K
R927
1.5K
S90
8
S90
9
S91
0
S90
7
2
1
BN
50
2
CW
B4
F032950
U Z
C90
1
470
P
5 4 3 2 1
CN94
R90
2
10
D 90
2
3. 9V
C90
2
0. 022
u
Q908
C107M
Q910
A107M
D 90
6
R938
100
R937
100
R936
4.7K
Q905
C2874
C930
10/50V
C929
10/50V
C93
2
47
/25
V
C93
1
47
/25
V
J967
J966
R94
3
56
K
R94
2
56
K
C933
680P
R941
3.9K
8 7 6 5 4 3 2 1
IC902
R935
4.7K
Q904
C2874
C936
330uF/10V
R94
8
56
K
R94
7
56
K
R94
5 1K
R94
4
1K
R946
3.9K
C934
680P
C935
330uF/10V
2
7
1
8
3 4
6 5
RL
90
1
C93
7
0. 04
7
R95
9
100
K R95
6
2. 2K
R95
7
1. 5K
R95
8
10
K
C944
10/50V
C94
2
470
P
C938
10/50V
R960
470
R96
2
47
0
R96
3
10
0
R964
100
C94
0
47
/25
V
C94
1
47
/25
V
C939
47P
R961
10K
R965
10K
C943
150P
V+
B O U TP U T
B- IN PU T
B+ IN PU T
V- A + IN PU
T
A -I N PU T
A O U TP U T
-
+
B
-
+ A
8 7 6 5
4 3 2 1
IC
90
3
R95
5
56
K
S90
5
S90
6
S91
1
S91
2
R924
2.7K
R925
3.3K
R929
2.7K
R930
3.3K
2
7
1
8
3 4
6 5
RL
90
2
D 90
7
C92
4
150
P
C92
2
100
/16
V
Q909
C107M
Q911
A107M
R931
4.7
C92
6
10
/16
V
C92
5
0. 1u
F
V+
B O U TP U T
B- IN PU T
B+ IN PU T
V- A + IN PU T
A -I N PU T
A O U TP U T
-
+
B
-
+ A
8 7 6 5
4 3 2 1
IC 90
4
R933
OPEN
R934
OPEN
R93
2
O PE
N
R98
5
10
0
R98
4
10
0
C958
47/25V
C959
47/25V
13
12
11
10
9
8
7
6
5
4
3
2
1
BN93
C96
0
47
/63
V
D917
R98
6
O PE
N
30
31
23
22
21
20
25
29
28
27
26
24
14
16
17
18
19
15
8
10
11
12
13
9
3
7
6
5
4
2
1
CN
10
1
1.
25
mm
A
ng
le
F
FC
S91
3
KS
H 1A
001
ZV
Q906
HVTKRA107MT
Q907
HVTKRA107MT
R903
0
Q902
C107M
Q903
C107M
C92
7
0. 01
uF
C92
8
0. 01
uF
R98
0
O PE
N
R98
1
O PE
N
G R
D905 R97
8
22
0
R97
9
33
0
R98
8
56
K
R98
7
56
K
Q913
C107M
Q912
HVTKRA107MT
R98
9
10
K
3
2
1
CN
91
2
1 CN
95
2
1
CN
96
A_GND
HP_GND
HP_GND
HP_GND
A_GND
A_GND
A_GND
A_GND A_GND
A_GND
+5VD
M_GND
M_GND
M_GND M_GND
M_GND
M_GND
M_GND
M_GND
M_GND
M_GND
M_GND
M_GND
M_GND
M_GND
M_GND
M_GND
M_GND
A_GND
HP_GND
A_GND
M_GND
M_GND
M_GND
D_GND
A_GND
CHGND
M_GND
M_GND
M_GND
A_GND
STBY+5V
M_GND M_GND